Erysimum altaicum var. humillimum Ledeb. Dataset Update on the Brassicaceae Species Checklist Rank VARIETY Published in Ledebour, C.F. von. Fl. Altaica 3: 153. (1831). Classification family Brassicaceae genus Erysimum Name Homonyms Erysimum altaicum var. humillimum Ledeb.